+#define EFX_RXQ_DC_NDESCS(_dcsize) (8 << (_dcsize))
+
+#define SIENA_EVQ_MAXNEVS 32768
+#define SIENA_EVQ_MINNEVS 512
+
+#define SIENA_TXQ_MAXNDESCS 4096
+#define SIENA_TXQ_MINNDESCS 512
+
+#define SIENA_RXQ_MAXNDESCS 4096
+#define SIENA_RXQ_MINNDESCS 512
+
+#define SIENA_EVQ_DESC_SIZE (sizeof (efx_qword_t))
+#define SIENA_RXQ_DESC_SIZE (sizeof (efx_qword_t))
+#define SIENA_TXQ_DESC_SIZE (sizeof (efx_qword_t))